EUCHNER – More than safety.
EUCHNER – More than safety.

CET1-AX-LDA-00-50X-SC (Rend. sz. 103444)

Read head CET1-AX-..., 2 plug connectors M8, with guard locking and guard lock monitoring, double ramp

  • Read head with guard locking
  • Locking force up to 6,500 N
  • Up to category 4 / PL e according to EN ISO 13849-1
  • With 2 plug connectors M8
  • 2 LEDs (1 freely configurable)
  • With double ramp
  • Approach directions A and C (delivery state)
CET1-AX-LDA-00-50X-SC (Rend. sz. 103444)


Approach direction


Can be adjusted in 90° steps

Solenoid operating voltage

  • DC 24 V +10%, -15%

Guard locking type


Closed-circuit current principle, guard locking by spring force. Release by applying voltage to the guard locking solenoid.

LED function display

LED red

illuminates when solenoid is switched on

LED green

freely configurable

Category according to EN ISO 13849-1

Important: The category according to EN ISO 13849-1 depends on the evaluation unit used and on the installation orientation.


  • Special connecting cables from EUCHNER are required for the connection. Please take into account in the order!
  • The device may be operated only in conjunction with the actuator CET-A-... The actuator must be ordered separately.

Auxiliary release

This is used for releasing the guard locking with the aid of a tool. The auxiliary release must be sealed to prevent tampering (with sealing lacquer, for example).

Dimension drawing
Dimension drawing
Block diagram
Block diagram

Dimension drawings

Dimension drawings

Connection examples

Connection examples

Műszaki adatok


EAC_RU C-DE.MO05.B.00971/20c_UL_us_E155795_3/5DGUV_ET 20018_ET 20019

Electrical connection ratings

Power consumption
Solenoid 11 W
Current consumption
ICM 450 mA Solenoid
LED max. 6 mA
Rated insulation voltage Ui 50 V
Rated impulse withstand voltage Uimp 0.8 kV
Operating voltage DC
LED 24 V DC -15% ... +15% reverse polarity protected
Solenoid operating voltage DC
UCM 24 V DC -15% ... +10% reverse polarity protected, regulated, residual ripple < 5%, PELV
Solenoid duty cycle 100 %
Safety class
EN IEC 61140 III
Degree of contamination (external, according to EN 60947-1) 3

Mechanical values and environment

Approach speed max. 20 m/min
Connection 2 plug connectors M8, 4-pin and 3-pin
Degree of protection IP67 (with screwed tight plug connector)
Safety switch Die-cast aluminum
Ramp stainless steel
Mechanical life 2 x 10⁶
Installation orientation any (preferably head downward)
Switching frequency 1 Hz
Degree of freedom X ±5 mm
Degree of freedom Y ±5 mm
Degree of freedom Z ±4 mm
Shock and vibration resistance according to EN IEC 60947-5-3
Ambient temperature
at UB = 24V DC -20 ... +55 °C
Locking force Fmax 6500 N
Locking force FZh 5000 N
Guard locking principle Closed-circuit current principle



Complete package

Download all important documents with a single click.


  • The operating instructions and any additions to the operating instructions or brief instructions
  • Any data sheets to supplement the operating instructions
  • The declaration of conformity
Download complete package (ZIP, 4,9 MB)

Single Documents

Other Documents

Ordering data

Rend. sz. 103444
Articlename CET1-AX-LDA-00-50X-SC
Weight 1,18kg
Customsclass 85365019

Műszaki támogatás

Műszaki támogatás
Do you have technical questions about our products, their possible use or applications? Our experts will be happy to help.

EUCHNER Magyarország Kft.
+36 1919 0855